3. You are thinking of employing a t procedure to test hypotheses about the mean of a population using a significance level of 0.05. You suspect the distribution of the population is not Normal and may be moderately skewed. Which of the following statements is correct? You may use the t procedure, provided your sample size is larger than 30, say at least 40. 1. Researchers fed 5 cockroaches a sugar solution. Ten hours later, they dissected the 5 cockroaches and measured the amount of sugar in various tissues. The amounts (in micrograms) of d-glucose in the 5 cockroaches are recorded A 'TTest' using the 'Student-t' distribution was the hypothesis test used in this ex- ample. A 'TTest' is used to reach conclusions about the... { Please select the one best naswer from those given below.)